Past Simple vs Present Perfect

0 12 词汇卡 cirillariannon

问题		答案
yesterday 开始学习		Past Simple
ago 开始学习		Past Simple
last 开始学习		Past Simple
for 开始学习		Present Simple
yet 开始学习		Present Perfect
still 开始学习		Present Perfect
ever 开始学习		Present Perfect
never 开始学习		Present Perfect
just 开始学习		Present Perfect
Already 开始学习		Present Perfect
SsssIiiiiNnnnnCccccEeeee 开始学习		Present Perfect
ffffffffffoooooooorrrrrrrrr 开始学习		Present Perfect